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3 years ago

9

A newspaper ad includes a telephone number 1-555-dial vsw. How many seven letter arrangements are possible for the phone number

using the 26 letters of the alphabet of no letter is ised more than once? Express your answer using scientific notation.

1 answer:

trapecia [35]3 years ago

7 0

Let u be the set of all words containing 7 letters(26 letters to the power 7)

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Select ALL the correct answers,

Vaselesa [24]

<h2><u>Answer</u><u> </u><u>:</u></h2>

Option (2) and Option (3) is the correct answer .

<u>Requ</u><u>ired</u><u> </u><u>Ex</u><u>plaination</u><u> </u><u>:</u>

Scenario 2 : The height of a stone shot by a catapult reaches a maximum height and then falls on the ground.

The graph of this scenario is a downward parabola. Therefore option 2 is correct.

Scenario 3 : The sale of product increases at first and then decreases.

The graph of this scenario is a downward parabola. Therefore option 3 is correct.

<u>Therefore, the correct options are </u><u>2</u><u> </u><u>and</u><u> </u><u>3</u><u>.</u>

8 0

3 years ago

A bus driver drives 547.25 miles on day one, on day 2 he drives 327.875. How many more miles did he drive on the first day then

Alika [10]

ANSWER: 219.375

subtract the second day from the first day.

547.250-327.875=219.375

7 0

3 years ago

What’s 17 * 17 * 17 , What’s 4 * 4 * 4 * 4 * 4 ?

vichka [17]

Answer:

17*17*17= 4913

4 * 4 * 4 * 4 * 4 = 1024.

Hope this helps.

3 0

3 years ago

Read 2 more answers

The school store sells Midville High T-shirts for $12 each and Midville High shorts for $9 a pair. One afternoon they sold a tot

Flura [38]

Answer:
There will be 22 pairs of shorts were sold at a price of $9 each.

5 0

2 years ago

How do I solve this?

miss Akunina [59]

1 i think 1 is the answer

3 0

3 years ago